21353200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 58674816

約数和(自身を除く): 37321616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 176, 184, 200, 211, 220, 230, 253, 275, 368, 400, 422, 440, 460, 506, 550, 575, 844, 880, 920, 1012, 1055, 1100, 1150, 1265, 1688, 1840, 2024, 2110, 2200, 2300, 2321, 2530, 3376, 4048, 4220, 4400, 4600, 4642, 4853, 5060, 5275, 6325, 8440, 9200, 9284, 9706, 10120, 10550, 11605, 12650, 16880, 18568, 19412, 20240, 21100, 23210, 24265, 25300, 37136, 38824, 42200, 46420, 48530, 50600, 53383, 58025, 77648, 84400, 92840, 97060, 101200, 106766, 116050, 121325, 185680, 194120, 213532, 232100, 242650, 266915, 388240, 427064, 464200, 485300, 533830, 854128, 928400, 970600, 1067660, 1334575, 1941200, 2135320, 2669150, 4270640, 5338300, 10676600, 21353200]

約数ペア:

[(1, 21353200), (2, 10676600), (4, 5338300), (5, 4270640), (8, 2669150), (10, 2135320), (11, 1941200), (16, 1334575), (20, 1067660), (22, 970600), (23, 928400), (25, 854128), (40, 533830), (44, 485300), (46, 464200), (50, 427064), (55, 388240), (80, 266915), (88, 242650), (92, 232100), (100, 213532), (110, 194120), (115, 185680), (176, 121325), (184, 116050), (200, 106766), (211, 101200), (220, 97060), (230, 92840), (253, 84400), (275, 77648), (368, 58025), (400, 53383), (422, 50600), (440, 48530), (460, 46420), (506, 42200), (550, 38824), (575, 37136), (844, 25300), (880, 24265), (920, 23210), (1012, 21100), (1055, 20240), (1100, 19412), (1150, 18568), (1265, 16880), (1688, 12650), (1840, 11605), (2024, 10550), (2110, 10120), (2200, 9706), (2300, 9284), (2321, 9200), (2530, 8440), (3376, 6325), (4048, 5275), (4220, 5060), (4400, 4853), (4600, 4642)]